Name: 
 

OSP Jargon



After taking the test, you may print your answers for reference or to turn in as homework.

True/False
Indicate whether the statement is true or false.
 

 1. 

Optical fibers can transmit either voice, data or video and either analog or digital signals.
 

 2. 

Singlemode fiber has a smaller core than multimode fiber.
 

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 3. 

In an optical fiber, the light is transmitted through the __________.
A.
Core
B.
Cladding
C.
Buffer
D.
Jacket
 

 4. 

The diameter of an optical fiber is traditionally measured in __________.
A.
Meters
B.
Millimeters
C.
Microns (micrometers)
D.
Nanometers
 

 5. 

Rays of light transmitted in multimode  fiber are called __________.
A.
Reflections
B.
Refractions
C.
Waves
D.
Modes
 

 6. 

Loss of a fiber or any fiber in a cable is measured in __________.
A.
dB
B.
dBm
C.
milliwatts
 

 7. 

10 dB corresponds to a factor of __________ in power.
A.
2
B.
10
C.
20
D.
100
 

 8. 

A fiber stripper removes the __________ of the fiber.
A.
Core
B.
Cladding
C.
Buffer coating
 

 9. 

The __________  protects the fiber from harm.
A.
Primary buffer coating
B.
Aramid fiber strength members
C.
Jacket
D.
All of the above
 

 10. 

Which fiber optic test instrument uses backscattered light for measurements?
A.
OLTS
B.
OTDR
C.
VFL
D.
Tracer
 

 11. 

The wavelength of light used for most fiber optic systems is in the __________ region and __________ to the human eye.
A.
ultraviolet, invisible
B.
solar, visible
C.
infrared, invisible
 



 
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